Home / 13,392.16-20,030.83-9,652.39

Finding the Fourth Proportional to 13,392.16, 20,030.83 and 9,652.39

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Solution

The fourth proportional to 13,392.16, 20,030.83 and 9,652.39 is: 14,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.16 : 20,030.83 = 9,652.39 : x
  2. Step 2: Convert to fraction form
    13,392.16/20,030.83 = 9,652.39/x
  3. Step 3: Cross multiply
    13,392.16x = 20,030.83 × 9,652.39
  4. Step 4: Simplify right side
    13,392.16x = 193,345,308.98
  5. Step 5: Solve for x
    x = 193,345,308.98/13,392.16
  6. Step 6: Final answer
    x = 14,437.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.